File System in Linux

File System in Linux

1. What is the root directory of the Linux file system?

A) /home

B) /usr

C) /

D) /etc

Correct Answer: C) /

2. Which command is used to display the current working directory in Linux?

A) ls

B) pwd

C) cd

D) dir

Correct Answer: B) pwd

3. What does the ls -l command display?

A) A list of files in the current directory

B) A detailed list of files with permissions, owner, size, and modification date

C) A list of hidden files

D) A list of directories only

Correct Answer: B) A detailed list of files with permissions, owner, size, and modification date

4. Which of the following file systems is commonly used in Linux?

A) NTFS

B) FAT32

C) ext4

D) HFS+

Correct Answer: C) ext4

5. What command is used to change the permissions of a file in Linux?

A) chmod

B) chown

C) chgrp

D) perm

Correct Answer: A) chmod

6. Which command is used to create a new directory in Linux?

A) mkfile

B) mkdir

C) newdir

D) createdir

Correct Answer: B) mkdir

7. What does the df -h command display?

A) Disk usage of files and directories

B) Disk space usage of file systems in a human-readable format

C) Free memory in the system

D) File permissions

Correct Answer: B) Disk space usage of file systems in a human-readable format

8. Which command is used to mount a file system in Linux?

A) mount

B) umount

C) fsck

D) diskutil

Correct Answer: A) mount

9. What is the purpose of the /etc/fstab file in Linux?

A) To store user account information

B) To define how disk partitions and devices are mounted

C) To configure network settings

D) To manage system services

Correct Answer: B) To define how disk partitions and devices are mounted

10. Which command would you use to check and repair a file system?

A) fsck

B) checkfs

C) repairfs

D) fixfs

Correct Answer: A) fsck